000			00300nam a2200133Ia 4500
008			241129s9999 xx 000 0 und d
100			_aKothari, C R
245		0	_aIntroduction to optional research
250			_a-
260			_bVikas publication
260			_c2009
300			_a522
942			_cBK
999			_c21467 _d21467